23213132313 has 8 divisors (see below), whose sum is σ = 35372392128. Its totient is φ = 13264647024.

The previous prime is 23213132309. The next prime is 23213132347. The reversal of 23213132313 is 31323131232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23213132313 - 2² = 23213132309 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23213132213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552693606 + ... + 552693647.

It is an arithmetic number, because the mean of its divisors is an integer number (4421549016).

Almost surely, 2^23213132313 is an apocalyptic number.

It is an amenable number.

23213132313 is a deficient number, since it is larger than the sum of its proper divisors (12159259815).

23213132313 is a wasteful number, since it uses less digits than its factorization.

23213132313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105387263.

The product of its digits is 1944, while the sum is 24.

Adding to 23213132313 its reverse (31323131232), we get a palindrome (54536263545).

The spelling of 23213132313 in words is "twenty-three billion, two hundred thirteen million, one hundred thirty-two thousand, three hundred thirteen".